Why single out mormonism?
It is no more ridiculous than any other religion...
Christians worship a zombie that committed suicide by cop and engage in ritualized cannibalism.
Muslims, Jews and Christians all believe in a petulant insecure deity that casually practices mass murder on a gargantuan scale...
To pretend that one religion has cornered the market on silly is bigotry- and leads to atrocities such as those in the video you linked to...